CN2464446Y - Hand driven paper disintegrator - Google Patents

Hand driven paper disintegrator Download PDF

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Publication number
CN2464446Y
CN2464446Y CN 00263049 CN00263049U CN2464446Y CN 2464446 Y CN2464446 Y CN 2464446Y CN 00263049 CN00263049 CN 00263049 CN 00263049 U CN00263049 U CN 00263049U CN 2464446 Y CN2464446 Y CN 2464446Y
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CN
China
Prior art keywords
blade
paper
shaft
shredder
hand
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Expired - Fee Related
Application number
CN 00263049
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Chinese (zh)
Inventor
李麦郎
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Individual
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Individual
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Publication date
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Priority to CN 00263049 priority Critical patent/CN2464446Y/en
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Publication of CN2464446Y publication Critical patent/CN2464446Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a flake shape hand driven paper cutting machine, which comprises a paper cutting mechanism. The paper cutting mechanism comprises an upper shell, a paper cutting barrel, a hand crank, a base and a driving shaft, and is driven by a hand crank, a driving gear, an idler gear, a pair of blade shaft gears, a pair of blade shafts, a paper cutting blade forms a wafer shape, a spacer sleeve, etc. The hand driven paper cutting machine drives the paper cutting mechanism to control the hand crank. Two blade shafts and the paper cutting blade forming a helical arrangement and sheathed on blade shaft synchronously make relative rotation, a piece of paper can be reeled, and the reeled paper can be cut into flake-shaped wastepaper; thereby, the confidentiality of the utility model can be enhanced.

Description

The hand shredder of fragment shape
The utility model relates to the shredder field, belongs to the hand shredder of fragment shape.
Present shredder is most with the electric shredder, general all is that relatively large company, office, collective of enterprises and institutions uses, it is power with the motor, by the transmission of multiple sets of teeth wheel, give two groups with transmission of power and be the rotating shredded paper cutter shaft of subtend, and by means of the paper shredding blade that is distributed in distance on the shredded paper cutter shaft paper is pulverized, electric shredder is applicable to needs frequent place of pulverizing paper, just can't work in case meet to have a power failure.Application number is that 00202987.1 " hand shredder " and application number are 00242359.6 " the improvement structure of hand shredder ", be to be power with hand, thereon two groups of actuating sleeve dress are the rotating shredded paper cutter shaft of subtend by one group of gear that is engagement, and by means of being equidistant spaced blade for shredding paper and paper be chopped into strip on the shredded paper cutter shaft, reach the purpose of pulverizing paper, it is applicable to family and general office space that the shredded paper probability is not high, overcome the defective of electric shredder, be not subjected to the influence of there is electric power or not.Though this hand shredder has substituted electronicly with hand, is strip after paper is pulverized, its security performance is relatively poor, thereby has influenced the secret effect of hand shredder.
The purpose of this utility model, be to overcome the defective of prior art, by improving the structure of blade for shredding paper, improved the paper shredder of hand shredder, thereby providing a kind of is the hand shredder of fragment shape of power with hand, make paper be ground into fragment official form for filing a lawsuit bits, reach the purpose that improves the secret effect of hand shredder to improve security performance.
The purpose of this utility model can be implemented by the following technical programs: the utility model is the hand shredder of a kind of fragment shape, and this hand shredder comprises shredder upper casing, paper shredding barrel and wind.Be fixed with the base that is frame structure that links together with it by screw in the upper casing, be fixed with the paper shredder that drives indirectly by wind on the base.This paper shredder comprises a pair of standard cylinder blade shaft gear that is engagement, a pair of and blade shaft gear set parallel blade shaft together, in the blade shaft on the elongated end of an axle sloth wheel gear of suit form the reinforcement drive mechanism with being sleeved on the driving gear engagement on the driving shaft.Blade shaft and driving shaft all are bearing on the bearing block by bearing, blade shaft is provided with that to be divided into many group spacings mutually by spacer identical and make the blade for shredding paper group of subtend rotation with axle, the blade for shredding paper group by to closing together, is respectively organized blade mutual dislocation and adjacent edge fit formation shearing edge on two blade shafts by long blade and shortened cutting blade.It is characterized in that described blade for shredding paper is the disk shape, be distributed with many group zigzag cutters tooth on the circumference of blade, the endoporus of blade is a hexagon ring, the zigzag cutter tooth of two blades misplaces into a little angle in every group of blade, and the cutter tooth that closes on blade when each group blade is set on the blade shaft is mutual dislocation one fixed angle and make the blade cutter tooth that is sleeved on the blade shaft be arranged in helical form in order.
After the utility model improves paper shredder by the structure of improving blade for shredding paper, not only having kept former hand shredder is the restriction that power is not subjected to there is electric power or not with hand, and advantage easy to use has also kept the equidistant structure arranged of former hand kneader bar; The simultaneously architecture advances of blade for shredding paper and the helical arrangement of closing on the blade cutter tooth when being sleeved on the blade shaft, making the utility model when working with the driven by shaking shredder paper has been ground into the fragment official form for filing a lawsuit considers to be worth doing, thereby improved the security performance of hand shredder, to reach the purpose of the secret effect of the hand shredder of further raising.
The utility model can be illustrated from the following drawings and embodiment further.
Fig. 1 is a contour structures schematic diagram of the present utility model.
The plan structure schematic diagram of Fig. 2 after for the utility model dismounting upper casing.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the paper shredder part sectioned view.
Fig. 5 is the structural representation of single blade shaft along axis direction.
Fig. 6 is the structural representation of blade for shredding paper group.
Fig. 7 is the structural representation of single blade for shredding paper.
Fig. 8 is the B-B cutaway view of Fig. 7.
Below in conjunction with above-mentioned accompanying drawing embodiment of the present utility model is described in detail again:
As Fig. 1~shown in Figure 8, the utility model is the hand shredder of a kind of fragment shape, and this hand shredder sees it is to be made of the upper casing (1) of injection molding, paper shredding barrel (2), wind (3) etc. from contour structures.Upper casing (1) upper surface has a paper inlet (4) near the place, centre position, and upper casing (1) upper surface is provided with hand steered vibration-proof structure on the opposite that wind (3) position is installed, and it is two structures (this structure is not shown in the figures) that are inner concave or concavo-convex strip or lattice-shaped in front and back that this structure can be laid finger; The bottom of paper shredding barrel (2) is provided with the bucket pad (14) of 4 or a plurality of height unanimities.
Remove upper casing (1), have one to be screwed together the base that is frame structure (8), be fixed with the paper shredder that drives by wind (3) on the base (8) with upper casing (1).This paper shredder comprises: the identical standard cylinder blade shaft gear (5) that has inner hexagonal hole and be engagement of a pair of size, a pair of hexagon blade shaft (13) parallel to each other and hexagon driving shaft (12) that is set with driving gear (10) that is sleeved on blade shaft gear (5) with inner hexagonal hole, the sloth wheel gear (11) of suit engagement and constitute the reinforcement drive mechanism on the elongated end of an axle in driving gear (10) on the driving shaft (12) and the blade shaft (13), and driving shaft (12) stretches out and is sleeved on wind (3).
The blade shaft of paper shredder (13) is bearing in the bearing support block (6) at base (8) two ends by bearing, and bearing support block (6) is inlaid in the supporting seat holddown groove (9) that fuses with base (8); Driving shaft (12) is by on the bearing support block (6) in the supporting seat holddown groove (9) that bearing is bearing in and base (8) fuses equally.
Be set with on the blade shaft (13) be divided into mutually by the spacer (7) of injection molding many group spacings identical make the blade for shredding paper group of subtend rotation with blade shaft (13), this set of blades is adducted together dorsad by a slice long blade (15) and a slice shortened cutting blade (16), long blade (15) and shortened cutting blade (16) are the metallic plate punching moulding by thickness a=0.5mm~3mm, be the disc structure, endoporus is a hexagon ring, be complementary with blade shaft (13), be distributed with many group zigzag cutters tooth (17) on the blade circumference, in the present embodiment two zigzag cutters tooth (17), each is organized set of blades and is sleeved on blade shaft (13) when going up, the zigzag cutter tooth (17) of the set of blades of closing on mutually misplaces into the angle of α=60 ° by permanent order, make the blade cutter tooth (17) on the whole blade shaft (13) be arranged in helical form, on two blade shafts respectively organize blade again mutually dislocation and adjacent knife blades group fit with certain clearance, thereby just form the shearing edge of shredder.
Long blade (15) is the disc blade with shortened cutting blade (16), cutter tooth on the circumference has the shearing relief angle of the shearing anterior angle of γ=3 °~7 ° and δ=40 °~55 °, simultaneously the circumferential edge of blade along and cutter tooth on have the keen edge of θ=5 °~10 °, when forming set of blades, the cutter tooth of the cutter tooth of long blade (15) and shortened cutting blade (16) misplaces into the angle of β=2 °~3 ° by fixed form.
In use, to need the paper pulverized to insert earlier from the paper inlet of upper casing, again with a hand operated wind rotation, make power pass to two blade shafts by the driving gear on the driving shaft, sloth wheel gear and blade shaft gear train on the blade shaft, hand steered the stopping of another shaken the upper casing of shredder, paper is just swallowed it and shear by the blade for shredding paper that is subtend rotation on the blade shaft along with the rotation of wind and is ground into fragment official form for filing a lawsuit bits like this, reaches the purpose of pulverizing paper.

Claims (4)

1, the hand shredder of a kind of fragment shape comprises upper casing (1), paper shredding barrel (2) and wind (3).The base that is frame structure (8) that is screwed with it is together arranged in the upper casing (1), be fixed with the paper shredder that drives by wind (3) on the base (8), this paper shredder comprises: the identical standard cylinder blade shaft gear (5) that has inner hexagonal hole and be engagement of a pair of size, a pair of hexagon blade shaft (13) parallel to each other and hexagon driving shaft (12) that is set with driving gear (10) that is sleeved on blade shaft gear (5) with inner hexagonal hole, the sloth wheel gear (11) of suit engagement and constitute the reinforcement drive mechanism on the elongated end of an axle in driving gear (10) on the driving shaft (12) and the blade shaft (13), and driving shaft (12) stretches out and is sleeved on wind (3), be set with on the blade shaft (13) be divided into mutually by the spacer (7) of injection molding many group spacings identical make the blade for shredding paper group of subtend rotation with blade shaft (13), it is characterized in that this set of blades is adducted together dorsad by a slice long blade (15) that is disc and a slice shortened cutting blade (16), on two blade shafts respectively organize blade again mutually dislocation and adjacent knife blades group fit with certain clearance, thereby just form the shearing edge of shredder.
2, hand shredder as claimed in claim 1, when it is characterized in that described blade for shredding paper group is sleeved on the blade shaft (13), the zigzag cutter tooth (17) of the set of blades of closing on mutually misplaces into the angle of α=60 ° by permanent order, makes the blade cutter tooth (17) on the whole blade shaft (13) be arranged in helical form.
3, hand shredder as claimed in claim 1 or 2, the cutter tooth that it is characterized in that long blade (15) in the described blade for shredding paper group and the cutter tooth of shortened cutting blade (16) misplace into the angle of β=2 °~3 ° by fixed form.
4, hand shredder as claimed in claim 1 or 2, it is characterized in that cutter tooth on described long blade (15) and shortened cutting blade (16) circumference has the shearing relief angle of the shearing anterior angle of γ=3 °~7 ° and δ=40 °~55 °, simultaneously the circumferential edge of blade along and cutter tooth on have the keen edge of θ=5 °~10 ° again.
CN 00263049 2000-11-23 2000-11-23 Hand driven paper disintegrator Expired - Fee Related CN2464446Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00263049 CN2464446Y (en) 2000-11-23 2000-11-23 Hand driven paper disintegrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00263049 CN2464446Y (en) 2000-11-23 2000-11-23 Hand driven paper disintegrator

Publications (1)

Publication Number Publication Date
CN2464446Y true CN2464446Y (en) 2001-12-12

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ID=33618126

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 00263049 Expired - Fee Related CN2464446Y (en) 2000-11-23 2000-11-23 Hand driven paper disintegrator

Country Status (1)

Country Link
CN (1) CN2464446Y (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101935570A (en) * 2010-09-06 2011-01-05 桑德环境资源股份有限公司 System and method for manufacturing refuse derived fuel
CN103831154A (en) * 2012-11-21 2014-06-04 浚丰太阳能(江苏)有限公司 Simple hand-operated paper shredder
CN104437780A (en) * 2013-09-13 2015-03-25 昆山市玉山镇仕龙设计工作室 Convenient and environmentally friendly paper tearing device
CN104492534A (en) * 2014-12-11 2015-04-08 孙九一 Bark shredder
CN107398333A (en) * 2017-07-31 2017-11-28 无锡龙盈环保科技有限公司 A kind of hand-rail type cone breaker device for waste paper recovery
CN109909036A (en) * 2019-04-18 2019-06-21 常州西典办公设备有限公司 The manufacturing process of plastic-steel integral paper shredding blade and the plastic-steel integral paper shredding blade of preparation
CN113117845A (en) * 2021-05-17 2021-07-16 黑龙江鸿盛农业科技开发股份有限公司 Manual and electric dual-purpose kitchen waste crusher

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101935570A (en) * 2010-09-06 2011-01-05 桑德环境资源股份有限公司 System and method for manufacturing refuse derived fuel
CN103831154A (en) * 2012-11-21 2014-06-04 浚丰太阳能(江苏)有限公司 Simple hand-operated paper shredder
CN104437780A (en) * 2013-09-13 2015-03-25 昆山市玉山镇仕龙设计工作室 Convenient and environmentally friendly paper tearing device
CN104492534A (en) * 2014-12-11 2015-04-08 孙九一 Bark shredder
CN107398333A (en) * 2017-07-31 2017-11-28 无锡龙盈环保科技有限公司 A kind of hand-rail type cone breaker device for waste paper recovery
CN109909036A (en) * 2019-04-18 2019-06-21 常州西典办公设备有限公司 The manufacturing process of plastic-steel integral paper shredding blade and the plastic-steel integral paper shredding blade of preparation
CN113117845A (en) * 2021-05-17 2021-07-16 黑龙江鸿盛农业科技开发股份有限公司 Manual and electric dual-purpose kitchen waste crusher

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C19 Lapse of patent right due to non-payment of the annual fee
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